Question

Explain how you could use a hundred chart to find the missing number 63+?=87

Answer 1

87 - 63 = 24 so 63 + 24 = 87

Answer 2

Explanation:

Alright, lets get started.

The given is :

`63+?=87`

Suppose the asked number is x, so

`63+x=87`

It means we need to find x.

If we subtract 63 from both sides, the give equation will become:

`63+x-63=87-63`

`x=24`

So the missing number is 24 : Answer